Staging: comedi: Remove instances of assignments in conditionals
Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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6a98d36e87
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197c82bf25
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@ -882,7 +882,8 @@ static int icp_multi_attach(comedi_device *dev, comedi_devconfig *it)
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printk("icp_multi EDBG: BGN: icp_multi_attach(...)\n");
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/* Alocate private data storage space */
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if ((ret = alloc_private(dev, sizeof(icp_multi_private))) < 0)
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ret = alloc_private(dev, sizeof(icp_multi_private));
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if (ret < 0)
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return ret;
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/* Initialise list of PCI cards in system, if not already done so */
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@ -899,9 +900,11 @@ static int icp_multi_attach(comedi_device *dev, comedi_devconfig *it)
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printk("Anne's comedi%d: icp_multi: board=%s", dev->minor,
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this_board->name);
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if ((card = select_and_alloc_pci_card(PCI_VENDOR_ID_ICP,
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card = select_and_alloc_pci_card(PCI_VENDOR_ID_ICP,
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this_board->device_id, it->options[0],
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it->options[1])) == NULL)
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it->options[1]);
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if (card == NULL)
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return -EIO;
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devpriv->card = card;
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@ -943,9 +946,9 @@ static int icp_multi_attach(comedi_device *dev, comedi_devconfig *it)
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if (this_board->n_ctrs)
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n_subdevices++;
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if ((ret = alloc_subdevices(dev, n_subdevices)) < 0) {
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ret = alloc_subdevices(dev, n_subdevices);
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if ( ret < 0 )
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return ret;
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}
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icp_multi_reset(dev);
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@ -245,8 +245,9 @@ static struct pcilst_struct *select_and_alloc_pci_card(unsigned short vendor_id,
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int err;
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if ((pci_bus < 1) & (pci_slot < 1)) { /* use autodetection */
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if ((card = find_free_pci_card_by_device(vendor_id,
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device_id)) == NULL) {
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card = find_free_pci_card_by_device(vendor_id,device_id);
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if (card == NULL) {
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rt_printk(" - Unused card not found in system!\n");
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return NULL;
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}
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@ -266,7 +267,8 @@ static struct pcilst_struct *select_and_alloc_pci_card(unsigned short vendor_id,
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}
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}
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if ((err = pci_card_alloc(card)) != 0) {
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err = pci_card_alloc(card);
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if ( err != 0) {
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if (err > 0)
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rt_printk(" - Can't allocate card!\n");
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/* else: error already printed. */
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@ -779,7 +779,8 @@ static int rtd_attach(comedi_device *dev, comedi_devconfig *it)
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devpriv->pci_dev = pcidev;
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dev->board_name = thisboard->name;
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if ((ret = comedi_pci_enable(pcidev, DRV_NAME)) < 0) {
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ret = comedi_pci_enable(pcidev, DRV_NAME);
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if (ret < 0) {
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printk("Failed to enable PCI device and request regions.\n");
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return ret;
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}
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@ -918,8 +919,10 @@ static int rtd_attach(comedi_device *dev, comedi_devconfig *it)
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/* TODO: set user out source ??? */
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/* check if our interrupt is available and get it */
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if ((ret = comedi_request_irq(devpriv->pci_dev->irq, rtd_interrupt,
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IRQF_SHARED, DRV_NAME, dev)) < 0) {
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ret = comedi_request_irq(devpriv->pci_dev->irq, rtd_interrupt,
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IRQF_SHARED, DRV_NAME, dev);
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if (ret < 0) {
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printk("Could not get interrupt! (%u)\n",
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devpriv->pci_dev->irq);
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return ret;
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@ -525,7 +525,8 @@ static int s626_attach(comedi_device *dev, comedi_devconfig *it)
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return -ENODEV;
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}
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if ((result = comedi_pci_enable(pdev, "s626")) < 0) {
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result = comedi_pci_enable(pdev, "s626");
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if (result < 0) {
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printk("s626_attach: comedi_pci_enable fails\n");
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return -ENODEV;
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}
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@ -552,9 +553,10 @@ static int s626_attach(comedi_device *dev, comedi_devconfig *it)
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/* adc buffer allocation */
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devpriv->allocatedBuf = 0;
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if ((devpriv->ANABuf.LogicalBase =
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pci_alloc_consistent(devpriv->pdev, DMABUF_SIZE,
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&appdma)) == NULL) {
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devpriv->ANABuf.LogicalBase =
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pci_alloc_consistent(devpriv->pdev, DMABUF_SIZE, &appdma);
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if (devpriv->ANABuf.LogicalBase == NULL) {
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printk("s626_attach: DMA Memory mapping error\n");
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return -ENOMEM;
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}
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@ -565,9 +567,10 @@ static int s626_attach(comedi_device *dev, comedi_devconfig *it)
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devpriv->allocatedBuf++;
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if ((devpriv->RPSBuf.LogicalBase =
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pci_alloc_consistent(devpriv->pdev, DMABUF_SIZE,
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&appdma)) == NULL) {
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devpriv->RPSBuf.LogicalBase =
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pci_alloc_consistent(devpriv->pdev, DMABUF_SIZE, &appdma);
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if (devpriv->RPSBuf.LogicalBase == NULL) {
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printk("s626_attach: DMA Memory mapping error\n");
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return -ENOMEM;
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}
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@ -593,8 +596,10 @@ static int s626_attach(comedi_device *dev, comedi_devconfig *it)
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if (dev->irq == 0) {
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printk(" unknown irq (bad)\n");
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} else {
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if ((ret = comedi_request_irq(dev->irq, s626_irq_handler,
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IRQF_SHARED, "s626", dev)) < 0) {
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ret = comedi_request_irq(dev->irq, s626_irq_handler,
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IRQF_SHARED, "s626", dev);
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if (ret < 0) {
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printk(" irq not available\n");
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dev->irq = 0;
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}
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@ -256,7 +256,8 @@ int comedi_do_insn(comedi_t *d, comedi_insn *insn)
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/* XXX check lock */
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if ((ret = check_chanlist(s, 1, &insn->chanspec)) < 0) {
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ret = check_chanlist(s, 1, &insn->chanspec);
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if (ret < 0) {
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rt_printk("bad chanspec\n");
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ret = -EINVAL;
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goto error;
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@ -443,7 +444,9 @@ int comedi_cancel(comedi_t *d, unsigned int subdevice)
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if (!s->cancel || !s->async)
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return -EINVAL;
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if ((ret = s->cancel(dev, s)))
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ret = s->cancel(dev, s);
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if (ret)
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return ret;
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#ifdef CONFIG_COMEDI_RT
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